
Calendly
Cal.com
TidyCal
SavvyCal
Acuity Scheduling
Doodle
Zencal
zcal is the fastest way to schedule every meeting for Free and make it personal.

Anypoint MQ
NSQ
RPC over an inter-communication messaging queue for service-oriented Node & TypeScript back-ends. Self-describing services generate their own clients — no boilerplate, no service discovery, no load balancer.

Which is more popular?
Based on our record, zcal seems to be more popular. It has been mentioned 6 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | zcal.co | imqueue.org |
| Pricing | — | |
| Platforms | — | |
| Company | 2021 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Say goodbye to cold, impersonal scheduling links. Use zcal to create beautiful, personalized booking pages that make a great first impression on your guests. It's 100% Free Forever 🔥! If everyone agrees that scheduling links help save time, then why are they so universally unloved? Today most...
No description of @imqueue yet.
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Zcal is recommended for individuals and professionals who frequently set up meetings or appointments, such as business professionals, freelancers, and entrepreneurs, as well as for teams and organizations that require a reliable and easy-to-use scheduling solution.
No analysis of @imqueue yet.
Walkthroughs and reviews on video.
Meet zcal, the FREE personal Calendly alternative
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using zcal and @imqueue. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


I tried using https://cal.com for a bit but ended up just switching over to https://zcal.co and it has been great so far. All these other scheduling tools end up trying to do too much and always seem to end up a bit...
We have no reviews of @imqueue yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


>ended up just switching over to https://zcal.co and it has been great so far Wait wait wait. It can sync my Google and Outlook calendars into a single scheduling service, and they're not charging me anything? What's the catch here? - Source: Hacker News / almost 4 years ago
I've poked around a while ago at some Calendly alternatives (specifically was looking for something that was cheaper than Calendly with most of the basic features). I tried using cal.com for a bit but ended up just switching over to... - Source: Hacker News / almost 4 years ago
There's an even a freer alternative, not FOSS though. http://zcal.co It also allows connection to multiple calendars. - Source: Hacker News / almost 4 years ago
Tracking @imqueue since Jul 2026.
When comparing zcal and @imqueue, you can also consider the following products.

Say goodbye to phone and email tag for finding the perfect meeting time with Calendly. It's 100% free, super easy to use and you'll love our customer service.
Compare Calendly to zcal or @imqueue:

With Anypoint MQ, perform advanced asynchronous messaging scenarios — such as queueing and pub/sub — with hosted and managed cloud message queues and exchanges.
Compare Anypoint MQ to zcal or @imqueue:

Cal.com (formerly Calendso) is the open source Calendly alternative.
Compare Cal.com to zcal or @imqueue:


Optimize your schedule with custom booking pages and calendar integrations
Compare TidyCal to zcal or @imqueue:

A scheduling tool both the sender and the recipient will love.
Compare SavvyCal to zcal or @imqueue: